The Door Knob Alarm from TBOTECH is a portable device that emits a powerful 120 dB siren, louder than a jackhammer, when triggered by touch. Designed to hang on any metal doorknob (or wooden or composite doors with non-metal frames), this alarm utilizes vibration sensitivity to instantly detect intruders, alerting you before they can enter. Measuring just 4.25 x 2.25 x 1 inches and powered by a 9-volt battery (not included), it installs in seconds with no wiring, making it perfect for home, travel, or motel stays.
The Door Knob Alarm for home security is ideal for those who need a simple, effective security solution:
The TBOTECH Door Knob Alarm is a trusted choice for home and personal safety, with users appreciating its loud 120 dB siren and dual-purpose design, which enables quick response in emergencies. This alarm provides a non-invasive way to secure your space or protect yourself on the go, ensuring you’re alerted to potential threats. Backed by TBOTECH’s 90-day money-back guarantee, you can trust this alarm to perform when it matters most—secure your space with a reliable sentinel today!
At TBOTECH, we specialize in innovative self-defense and security solutions. Our Door Knob Alarm offers unmatched protection, backed by:
Order Now: Add this door knob alarm for home security to your cart and stay protected today!
More self-defense and security solutions from TBOTECH:
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